A Returner's Magic Should Be Special

In a realm ruled by the ominous Shadow Worlds, nearly all of humanity has been erased. To avert catastrophe, six valiant heroes wage a perilous battle—and fail. But a spark of hope arises when Desir, one of the last remaining mages, is abruptly hurled back thirteen years. Now equipped with knowledge of the grim future, can he bend history and save the world?